GLENDORA, CA 91741 Weather Forecast & Current Conditions

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ONTARIO, CA
Current Weather

11:53 AM PDT SEP 1, 2025
Few Clouds
93°F
Feels Like: 91°F
Dewpoint: 54°F
Rel. Hum.: 27%
Visibility: 10 miles
Wind: SW at 8 mph
Pressure: 29.92 inches
Last 72 hours

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GLENDORA, CA 91741
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TODAY
Sunny. Highs 94 to 103.
TONIGHT
Mostly cloudy with a slight chance of showers in the evening, becoming mostly clear with a chance of showers after midnight. Lows around 70. Chance of precipitation 30 percent.
TUESDAY
Partly cloudy in the morning then sunny. A chance of showers with a slight chance of thunderstorms. Highs 95 to 101. Chance of precipitation 50 percent.
TUESDAY NIGHT
Partly cloudy in the evening then clear. Lows in the lower 70s.
WEDNESDAY
Sunny. A 20 percent chance of showers and thunderstorms in the afternoon. Highs in the lower to mid 90s.
WEDNESDAY NIGHT
Clear. A 20 percent chance of showers and thunderstorms in the evening. Lows in the upper 60s.
THURSDAY
Sunny. Highs around 90.
THURSDAY NIGHT
Clear. Lows in the mid 60s.
FRIDAY
Sunny. Highs in the mid 80s to around 90.
FRIDAY NIGHT
Clear. Lows in the lower to mid 60s.
SATURDAY
Sunny. Highs in the mid 80s to around 90.
SATURDAY NIGHT
Clear. Lows in the lower to mid 60s.
SUNDAY
Sunny. Highs in the mid 80s to around 90.

Visible Weather Satellite
GLENDORA, CA 91741
Infrared Weather Satellite
GLENDORA, CA 91741
NEXRAD Weather Radar
GLENDORA, CA 91741

ONTARIO, CA 3 hourly weather forecast

weather forecast created  5:00 AM PDT  9/ 1/2025
Monday
1 SEP 2025
GLENDORA, CA 91741 weather forecast Day 1, 12 hours 11 AM 88° 87° Clear 2%

0% Thunder
( 2% severe)
SW   3 35% 57°
High 100° GLENDORA, CA 91741 weather forecast Day 1, 15 hours 2 PM 99° 97° Clear WSW   9 22% 54°
Partly Cloudy



GLENDORA, CA 91741 weather forecast Day 1, 18 hours 5 PM 97° 96° Partly Cloudy 7%

0% Thunder
( 2% severe)
W   13 26% 56°
GLENDORA, CA 91741 weather forecast Day 1, 21 hours 8 PM 86° 85° Partly Cloudy WSW   9 36% 56°
Tuesday
2 SEP 2025
GLENDORA, CA 91741 weather forecast Day 2, 0 hours 11 PM 80° 80° Partly Cloudy 19%
RAIN
<.01 in
0% Thunder
( 7% severe)
W   7 45% 57°
Low 74° GLENDORA, CA 91741 weather forecast Day 2, 3 hours 2 AM 77° 79° Partly Cloudy W   6 52% 58°
High 99° GLENDORA, CA 91741 weather forecast Day 2, 6 hours 5 AM 76° 78° Partly Cloudy 25%
RAIN
<.01 in
0% Thunder
( 8% severe)
NE   3 56% 59°

Partly Cloudy

Chance of Rain

GLENDORA, CA 91741 weather forecast Day 2, 9 hours 8 AM 78° 79° Partly Cloudy NW   5 54% 60°
GLENDORA, CA 91741 weather forecast Day 2, 12 hours 11 AM 88° 87° Partly Cloudy 19%
RAIN
<.01 in
0% Thunder
( 16% severe)
SE   5 38% 59°
GLENDORA, CA 91741 weather forecast Day 2, 15 hours 2 PM 96° 95° Mostly Cloudy ENE   6 27% 57°
GLENDORA, CA 91741 weather forecast Day 2, 18 hours 5 PM 94° 93° Mostly Cloudy 9%

0% Thunder
( 12% severe)
WSW   10 31% 59°
GLENDORA, CA 91741 weather forecast Day 2, 21 hours 8 PM 86° 85° Partly Cloudy WSW   6 40% 59°
Wednesday
3 SEP 2025
GLENDORA, CA 91741 weather forecast Day 3, 0 hours 11 PM 81° 82° Partly Cloudy 2%

0% Thunder
( 3% severe)
WSW   6 49% 60°
Low 74° GLENDORA, CA 91741 weather forecast Day 3, 3 hours 2 AM 78° 80° Partly Cloudy N   3 56% 61°
High 97° GLENDORA, CA 91741 weather forecast Day 3, 6 hours 5 AM 76° 78° Partly Cloudy 3%

0% Thunder
( 2% severe)
N   2 60% 61°

Partly Cloudy



GLENDORA, CA 91741 weather forecast Day 3, 9 hours 8 AM 77° 79° Partly Cloudy NNE   2 62% 63°
GLENDORA, CA 91741 weather forecast Day 3, 15 hours 11 AM 87° 87° Clear 5%

0% Thunder
( 8% severe)
SSW   3 40% 60°
GLENDORA, CA 91741 weather forecast Day 3, 18 hours 2 PM 95° 94° Partly Cloudy WSW   8 30% 59°
GLENDORA, CA 91741 weather forecast Day 3, 21 hours 5 PM 93° 92° Partly Cloudy     WSW   13 32% 59°

ONTARIO, CA extended weather forecast

Thursday
4 SEP 2025
Friday
5 SEP 2025
Saturday
6 SEP 2025
Sunday
7 SEP 2025
Monday
8 SEP 2025
Low 74° Low 69° Low 64° Low 64° Low 65°
High 95° High 91° High 92° High 92° High 90°
GLENDORA, CA 91741 weather forecast Day 4 GLENDORA, CA 91741 weather forecast Day 5 GLENDORA, CA 91741 weather forecast Day 6 GLENDORA, CA 91741 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Partly Cloudy
20% Rain
Partly Cloudy
15% Rain
Clear
3% Rain
Clear
4% Rain
Clear
3% Rain
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